brick making machine QT12(XL)-15 1. Germany technology 2. Full automatic PLC control 3. ... ISO9001 IS014001 CE brick making machine QT12(XL)-151. Raw material: crushed stone, sand, cement, dust and coal ... blocks, slope blocks, interlocking blocks etc.3. Applied fields: widely used in buildings, road pavers, squares, gardens, landscaping, city constructions etc ...